"Customers who visit a participating 7-Eleven during the event will be
treated to a free Slurpee of their choice from 11 a.m. to 7 p.m. The
birthday celebration marks the start of Slurpee Week, during which
customers who purchase seven Slurpees through the 7-Eleven app will win
11 coupons for free Slurpees."
via Newsweek
